| Gahanna to Miami Lakes (Florida) | 986.03 mi (1,586.87 km) |
| Gahanna to Miami Shores (Florida) | 990.41 mi (1,593.90 km) |
| Gahanna to Miami Springs (Florida) | 992.67 mi (1,597.55 km) |
| Gahanna to Miamisburg (Ohio) | 79.52 mi (127.98 km) |
| Gahanna to Michigan City (Indiana) | 239.41 mi (385.30 km) |
| Gahanna to Middle Island (New York) | 524.53 mi (844.16 km) |
| Gahanna to Middle River (Maryland) | 345.49 mi (556.01 km) |
| Gahanna to Middle Valley (Tennessee) | 357.74 mi (575.73 km) |
| Gahanna to Middleburg (Florida) | 691.33 mi (1,112.59 km) |
| Gahanna to Middleburg Heights (Ohio) | 107.92 mi (173.68 km) |
| Gahanna to Middlesex (New Jersey) | 442.13 mi (711.55 km) |
| Gahanna to Middleton (Wisconsin) | 403.83 mi (649.89 km) |
| Gahanna to Middletown (Connecticut) | 543.98 mi (875.45 km) |
| Gahanna to Middletown (Delaware) | 381.66 mi (614.23 km) |
| Gahanna to Middletown (New York) | 452.45 mi (728.14 km) |
